package com.riant.day04.demo2;

import java.util.Enumeration;
import java.util.HashMap;
import java.util.Vector;

/**
 * @Classname Test2
 * @Description TODO
 * @Date 2021/3/11 23:24
 * @Created by 张斌
 */
public class Test2 {
    public static void main(String[] args) {
        HashMap<Integer,String> map=new HashMap<>();
        Vector<String> vector=new Vector<>();

        Enumeration<String> enumeration=vector.elements();
    }
}
